JP3214630U - Electrical connector housing assembly and electrical connector - Google Patents

Abstract

An electrical connector housing assembly capable of simultaneously using at least two plugs of different types is provided. A housing 401 having several insertion holes 402 for arranging insertion terminals, and a rear end of the housing 401 that is detachably provided to a cover portion of the insertion hole 402. An electrical connector housing assembly having an end cap, wherein a hole wall 404 is provided between adjacent insertion holes 402, and a locking slot 408 is provided at least in part of the hole wall 404. All of the locking slots 408 form a transmission elongated groove 410 that receives the connection line of the plug-in terminal. [Selection] Figure 4

Description

  The present disclosure relates generally to electrical connectors. More particularly, the present disclosure relates to electrical connectors that are compatible with various plug terminals.

  In the field of electrical connectors, various (different) line types of connection lines are commonly used for circuit connections. Traditional electrical connector sockets can only be adapted to one line type plug terminal. If different line types of plug-in terminals are used at the same time, the electrical connections of the various sockets need to be attached to one electrical box, which complicates the structure and results in poor compatibility.

  An object of the present invention (invention) is to provide an electrical connector housing assembly and an electrical connector capable of simultaneously using at least two plugs of different line type structures in order to solve the above technical problem. .

In one aspect of the invention (invention), an electrical connector housing assembly comprising:
Housing with several insertion holes (or plug-fitting holes) for placing plug-fitted terminals (or plug-fitting terminals); Rear end cap (or rear-end cap) that is detachably provided at the rear end of the cover portion of the insertion hole (or all of the insertion holes)
An electrical connector housing assembly is provided.

  In a preferred embodiment of the electrical connector housing assembly, a hole wall is provided between adjacent insertion holes; a locking slot is provided on at least a portion of the hole wall. And all the locking slots form (or form) a transmission elongated groove (or a transmission elongated groove or a communication elongated groove) that receives the connection line of the plug-in terminal. ).

  In another preferred embodiment of the electrical connector housing assembly, a hole wall is provided between adjacent insertion holes; at least a portion of the hole wall is thin to receive a branched connection line of the insertion terminal. (Thin)

  In yet another preferred embodiment of the electrical connector housing assembly, the rear end cap covers the outside of the insertion hole for securing (or mounting) and supporting the insertion terminal. Preferably, at least one block (or block member or block member, block) is provided inside the rear end cap, and the block is inserted so that the insertion terminal cannot be pulled out from the insertion hole. Contact the terminal. More preferably, the rear end cap is provided with at least one groove, and the connection line of the plug-in terminal passes through (or passes through) the groove.

  In another aspect of the electrical connector housing assembly, the rear end cap is provided with a fixing structure (or fixing structure), whereby the fixing structure is fixed in a pair provided on the housing. The rear end cap is fixed (or attached) to the housing. Preferably, a locking leg (or locking leg) is provided at each end (or two ends) of the rear end cap, and the housing has a holding block (or holding mass member or holding piece). A retaining block is provided, and the locking leg and the holding block are snap-fitted to prevent the rear end cap from falling off. More preferably, reinforcing ribs for reinforcing (or supplementing) the strength of the locking leg are provided at both ends of the rear end cap and inside the locking leg.

  In some aspects of the electrical connector housing assembly described above, a plurality of insertion holes having the same structure are provided for receiving insertion terminals having the same connecting portion (or connecting portion).

  Further, in another aspect of the present invention (invention), the electrical connector housing assembly described above and a plug-fitted insertion terminal to be inserted (or plug-fitted) into the insertion hole are provided. An electrical connector is also provided.

  In a preferred embodiment of the electrical connector, the plug-in terminal comprises a connection line. Preferably, the connection line has a wide flat line body (or a wide-flat line body). More preferably, a hole wall is provided between adjacent insertion holes; the locking slot is provided in at least a part of the hole wall, and all the locking slots form a transmission elongated groove. The connection line has a front end provided in the transmission long groove. Even more preferably, the connection line is an FFC wire.

  In another preferred embodiment of the electrical connector, the connection line has a cylindrical line body. Preferably, the rear end cap is provided with at least one groove so that the connection line passes through the locking slot.

  In still another preferred embodiment of the electrical connector, the plug-in terminal is provided with a connection portion, and the connection portion is the same. Preferably, the plug-in terminal has a first connection line and a second connection line, the first connection line has a wide and flat line body, and the second connection line has a cylindrical line body. . More preferably, a hole wall is provided between adjacent insertion holes; the locking slot is provided in at least a part of the hole wall, and all the locking slots form a transmission elongated groove. The first connection line has a front end provided in the transmission long groove.

  In another more preferred aspect of the electrical connector, the rear end cap is provided with at least one groove and the second connection line passes through the locking slot.

In accordance with the electrical connector housing assembly of the present disclosure, such electrical connector housing assembly and electrical connector can be simultaneously adapted to three plug-in terminals of various (different) line body structures by: Will be possible:

・ Locking slots are provided in the hole walls between the rows of insertion holes (all the locking slots form a transmission long groove, and the transmission long groove is not wide at the front end. Can accept flat line body plug terminals);

The hole wall between the insertion holes is thinly arranged, thereby receiving a wide flat line body plug terminal branched at the front end;

・ Cylindrical line ・ Body structure insertion terminal is inserted into a single insertion hole;

A wide flat line body is provided with an insertion hole forming a row having a structure in which the insertion terminal of the body is inserted.

FIG. 1A is a structural diagram of an insertion terminal of a wide flat line body. The electrical connector housing assembly of the present disclosure is adapted to a wide flat line body.

FIG. 1B is a structural diagram of an insertion terminal having a cylindrical line-body structure. The electrical connector housing assembly of the present disclosure is adapted to a cylindrical line body structure.

FIG. 1C is a structural diagram of another wide flat line body structure plug terminal. Another wide flat line body structure is adapted to the electrical connector housing assembly of the present disclosure.

FIG. 2A is a structural diagram of an existing electrical connector housing assembly that can be adapted to a plug terminal having a cylindrical line body structure.

2B is a combined view of the electrical connector housing assembly of FIG. 2A assembled with a plug-in terminal.

FIG. 3A is a structural diagram of an existing electrical connector housing assembly that can be adapted to a wide flat line body structure plug terminal.

3B is a combined view of the electrical connector housing assembly of FIG. 3A assembled with a plug-in terminal.

FIG. 4 is a structural perspective view of the electrical connector housing assembly of the present disclosure.

FIG. 5 is a structural three-dimensional view of the electrical connector housing assembly of the present disclosure, showing a state in which three insertion terminals of different line types are inserted (a state in which a rear end cap is not attached).

FIG. 6A is a structural three-dimensional view of the front side of the rear end cap of the electrical connector housing assembly of the present disclosure. FIG. 6B is a three-dimensional structural view of the rear side of the rear end cap of the electrical connector housing assembly of the present disclosure.

FIG. 7A is a partially developed three-dimensional view of the electrical connector housing assembly of the present disclosure, showing a state in which three plug terminals of different line types are inserted.

FIG. 7B is a three-dimensional structural diagram of the assembled electrical connector of FIG. 7A.

7C is a cross-sectional view of line AA after the insertion terminal has been inserted into the insertion hole of the electrical connector housing assembly of FIG. 7B.

7C is a cross-sectional view of line AA after the insertion terminal has been inserted into the insertion hole of the electrical connector housing assembly of FIG. 7B.

7D is a cross-sectional view of the electrical connector of FIG. 7B taken along line BB.

FIG. 7E is a cross-sectional view of the electrical connector housing assembly of FIG. 7B taken along line BB.

DETAILED DESCRIPTION OF PREFERRED EMBODIMENTS Various specific aspects of the present disclosure will be described with reference to the accompanying drawings, which form a part of the specification. Various exemplary structural parts and elements of the present disclosure are described using terminology indicating directions such as “front”, “back”, “top”, “bottom”, “left” and “right”. However, it should be noted that the terminology used herein is for convenience only for illustration and is determined based on the example orientations shown in the drawings. Since the aspects disclosed herein may be arranged according to different directions, the above terminology indicating directions is merely illustrative and should not be considered limiting. In the assumed case, the same or similar reference numbers are used for the same elements in this disclosure.

  1A and 1B are structural views of plug terminals of a first wide flat line body structure and a cylindrical line body structure. The electrical connector of the present disclosure is adapted to a wide flat line body structure and a cylindrical line body structure. FIG. 1C is a structural diagram of another wide flat line body structure plug terminal. The electrical connector of the present disclosure is adapted to such another wide flat line body structure.

  As shown in FIG. 1A, the insertion terminal 100 having a wide and flat line-body structure has connection portions 111.1 and 111.2 and a connection line 101. In the illustrated example, the connection line 101 has a wide line body. In a preferred aspect of the present disclosure, the connection line 101 is a flexible flat cable (FFC) or a flexible printed circuit board (FPC). The connecting line 101 is a wide flat line body structure composed of a plurality of wires (two strands shown in FIG. 1A) (a bundle of such wires) that are integrally pressed (pressurized). In FIG. 1A, one line body is connected to two plugs 102 and 103 by connection portions 111.1 and 111.2 branched at the front end of the connection line 101, respectively. In practice, multiple plugs can be connected simultaneously by pressing together multiple strands of wire together. These plugs need to be plugged (or plugged or plugged / filled) into the electrical connector at the same time.

  The insertion terminal 120 in FIG. 1B has a connection portion 123 and a connection line 121. In the illustrated example, the connection line 121 has a cylindrical line-body structure, and only a single connection line 121 is provided for each plug.

The insertion terminal 130 of FIG. 1C has a wide and flat line body structure, and branches when the connection portion 132 at the front end of the connection line 131 is connected to a plurality of plugs 133.1, 133.2, and the like. On the other hand, except that the lead projecting out from the end of the connecting portion 132 forms an integral structure that is directly connected to the plug,
The connection line 131 is the same as that of the plug-in terminal 100.

  FIG. 2A is a structural diagram of an existing electrical connector housing assembly applicable to a plug terminal having a cylindrical line body structure. 2B is a combined view of the electrical connector housing assembly of FIG. 2A assembled with a plug-in terminal.

  As shown in FIG. 2A, the electrical connector housing assembly 220 includes a housing 201 formed with a receiving cavity, and an upper row of insertion holes 221 and a lower row of insertion holes 221 are one side of the housing 201. It is formed on the side. A plurality of plugs 122 of the insertion terminal 120 of FIG. 1B can be inserted into the insertion holes 221 respectively. That is, it is inserted as shown in FIG. 2B. The insertion holes 221 are provided in two rows. Each of the rows has six insertion holes, and one insertion terminal is inserted into each insertion hole. As a result, a total of twelve insertion terminals are respectively inserted into the two rows of insertion holes.

  FIG. 3A is a structural diagram of an existing electrical connector that can be adapted to an insertion terminal having a wide flat line body structure. 3B is a combined view (assembled view) of the electrical connector housing assembly of FIG. 3A assembled with a plug-in terminal.

  As shown in FIGS. 3A and 3B, the electrical connector housing assembly 300 can be applied to a plug terminal 130 having a wide and flat line body structure as shown in FIG. 1C. The electrical connector housing assembly 300 shown in FIG. It can be used to insert two 3-pin plug terminals 130. The insertion hole of the electrical connector housing assembly 300 is a transmission structure (or a communication structure or a structure for transmission / communication) applicable to the line body 131 of the wide flat line body structure of the insertion terminals 100, 130. , A communicative structure). Actually, the insertion terminal 130 having a wide flat line body structure shown in FIG. 1A can be inserted.

  However, the electrical connector housing assembly 220 shown in FIGS. 2A and 2B is not applicable to the plug terminals 100 and 130 having a wide flat line body structure. The electrical connector housing assembly 300 shown in FIGS. 3A and 3B is not applicable to the plug-in terminal 120 having a cylindrical line body structure. If three (or two) different plug terminals are plugged in at the same time, it is necessary to provide a new electrical connector housing assembly (an electrical connector housing assembly as shown in FIG. 4).

  FIG. 4 is a structural perspective view of the electrical connector housing assembly of the present disclosure.

  As shown in FIG. 4, the electrical connector housing assembly 400 comprises a housing 401 formed to have a receiving cavity (or receiving cavity). The row of insertion holes 402 is provided on the side (or side) of the housing 401. The row of the insertion holes 402 is for inserting the insertion terminals 120 and 130 described above. The plug-in terminals (120 and 130) are inserted from the plug-in holes 402 into the receiving cavity so that they will be plugged together with the circuit inside the receiving cavity.

  The plurality of insertion holes 402 are adjacent to each other. A hole wall 404 is provided between adjacent insertion holes 402. One insertion terminal 120 having a cylindrical line body structure can be inserted into each insertion hole, but due to the block of the hole wall 404, the insertion terminal 100 having a wide flat line body structure is inserted. I can't. Therefore, the locking slots 408 are provided in the hole wall 404 in the same row and at the same height, and all the locking slots 408 form a transmission elongated groove 410, and a wide flat line at such a point. The insertion terminal 130 of the body structure can be inserted into the insertion hole 402, and the transmission long groove 410 can just receive the wide and flat line body 131 of the insertion terminal 130. Two pluggable terminals 120 and 130 of different constructions can be simultaneously inserted into electrical connector housing assembly 400. The specific situation is shown in FIG.

  In addition, if the insertion hole 402 needs to be inserted together with the insertion terminal 100 of the wide flat line body structure of FIG. 1A, the insertion terminal 100 is connected to the branched connection portions 111.1 and 111.2. Therefore, only the area of the hole wall 404 in the same row that is in contact with the branch connection portion needs to be thinned, and the insertion terminal 100 branched at the front end can be inserted into the insertion hole 402. For convenience of illustration, such a design is shown in the insertion holes 410 provided on both sides (two sides) of the upper portion of the electrical connector housing assembly 400. In the drawing, a thin wall is provided at an intermediate portion of the hole wall 411 between adjacent insertion holes 410 to assist the insertion of the connection portions 111.1 and 111.2 of the insertion terminal 100. .

  The design of the thinned hole wall of the insertion hole 420 is adapted to the insertion terminal 100 having a wide flat line body structure branched at the front end, and the insertion hole 402 provided with the elongated groove 410 is: Fits unbranched wide flat line body structure insertion terminal 130, and a single insertion hole 420.1 accommodates insertion of cylindrical line body structure insertion terminal 120 It is a matter that can be understood. In practice, as shown in FIG. 7C, an insertion hole 402 may be provided along with the thinned hole so as to fit the insertion terminal 100 of a wide flat line body structure branched at the front end. .

  FIG. 5 is a structural three-dimensional view of the electrical connector housing assembly of the present disclosure, and shows a three-dimensional structural view showing a state in which three insertion terminals of different line types are inserted (the rear end cap is not attached). FIG.

  As shown in FIG. 5, a plurality of insertion terminals 130 having a wide and flat line body structure are inserted into insertion holes 402 of the electrical connector housing assembly 400. The insertion terminal 120 having a cylindrical line body structure is inserted into the insertion hole 402.1 in the lower left corner in the drawing, so that insertion terminals of different line types can be simultaneously inserted. The two insertion terminals 100 having a wide flat line body structure are inserted into the insertion holes 420 in the upper right corner of the electrical connector housing assembly 400.

  6A and 6B are structural three-dimensional views of the front and rear of the rear end cap of the electrical connector of the present disclosure, respectively.

  The electrical connector housing assembly 400 further comprises a rear end cap 600. After the plug-in terminals 120, 130 are plugged into the electrical connector housing assembly 400, the electrical connector housing assembly 400 needs to be enclosed, while (or on the other hand) the plug-in terminal 120 is plugged into the electrical connector. Fixed to the housing assembly 400. The present disclosure further provides a rear end cap 600 as shown in FIGS. 6A and 6B. 6A and 6B show front and rear three-dimensional views of the rear end cap.

  The rear end cap covers the side (or side) of the housing 401 in which the insertion hole 402 is provided, and the insertion terminals 120 and 130 are reinforced.

  The inner shape of the rear end cap 600 can be adapted to the shape of the insertion hole 402 after the insertion terminal is inserted, and the two rows of the blocks 601 are provided inside the rear end cap 600. The block 601 is inserted into the gap left after the insertion terminals 120 and 130 are inserted into the insertion holes 402, so that the insertion terminals 120 and 130 are not loosened from the insertion holes 402. It can be understood from FIG. 6A.

  A locking leg 604 and a locking leg 605 are provided at both ends (two ends) of the rear end cap 600. Reinforcing ribs 607 and 608 are provided inside the locking leg 604 and the locking leg 605 at both ends of the rear end cap 600 so that the strength of the locking leg 604 and the locking leg 605 is reinforced. Yes.

  As shown in FIG. 6B, the rear end cap 600 is further provided with a groove 602 based on the position of the insertion terminal 120 of the cylindrical line body structure, whereby the cylindrical line body structure has a groove 602. The cylindrical line body 121 of the plug-in terminal 120 passes through the groove 602.

  FIG. 7A is a partially developed three-dimensional view of the electrical connector housing assembly of the present disclosure, showing a state in which three plug terminals of different line types are inserted. FIG. 7B is a structural perspective view showing the various components of FIG. 7A assembled to completion.

  As shown in FIG. 7A, holding blocks 701 are provided on both sides of the housing 401 of the electrical connector housing assembly 400 (only one side is not shown). The locking legs 604 and 605 of the rear end cap 600 can be snap-fitted to the retaining block 701 so that the rear end cap is prevented from falling off (or falling off or coming off), so that the rear end cap is It is firmly fixed to the housing 401.

  As shown in FIGS. 7A and 7B, the position covered by the rear end cap 600 is a space left after the insertion terminal 120 and the insertion terminal 130 are inserted into one side of the housing 401. The rear end cap 600 provides support to the connection lines 131, 121 of the flat line body, thereby swinging the connection lines 131 and 121 in the main plane perpendicular to the connection lines, ie in the drawing. A temporary interruption of the connection signal of the terminals 102 and 103 caused during a swing along the vertical direction is prevented, or an influence (or an impact on the terminals 120 and 130 in signal transmission due to an excessive swing of the 101). ) Is avoided.

  For example, in the present disclosure, only the insertion terminal 120 of the second connection line 121 having a cylindrical line body is inserted into the lower left corner of the electrical connector housing assembly 400, and the groove 602 of the rear end cap 600 is inserted into the insertion terminal. It is arranged to correspond to where 120 wires are derived. Actually, the insertion terminal 120 having a cylindrical line body structure may be designed at a different position of the insertion hole 402 according to needs, and the number thereof is not limited to one. Furthermore, the number and location of the grooves 602 in the rear end cap 600 may also be adapted.

  FIG. 7C is a cross-sectional view (a cross-sectional view taken along line AA) after the insertion terminal 100 is inserted into the insertion hole 402 of the electrical connector housing assembly 400 of FIG. 7B. 7C is a cross-sectional view (a cross-sectional view taken along line AA) after the insertion terminal 130 has been inserted into the insertion hole 402 of the electrical connector housing assembly 400 of FIG. 7B.

  The insertion hole 402 is provided with a thinned hole wall 411, and the connection portions 111.1 and 111.2 of the insertion terminal 100 are branched, whereby the thinned hole wall 411 is connected to the insertion hole 100. It can be seen from FIG. 7C that it is correctly inserted into the branches of the parts 111.1, 111.2.

  In FIG. 7C, the hole wall 411 of the insertion hole 402 is provided with a locking slot 408 that forms a transmission elongated groove 410, and the front end 132 of the insertion terminal 130 is entirely inserted into the elongated groove 410. .

  7E is a cross-sectional view (cross-sectional view taken along line BB) of the electrical connector housing assembly of FIG. 7B.

  In the cross-sectional view of FIG. 7E, the block 601 of the rear end cap 600 is inserted into the gap remaining after the insertion terminal 130 is inserted into the insertion hole 402, so that the insertion terminal 130 does not loosen from the insertion hole 402. It has become.

  Although the present disclosure has been described with reference to particular embodiments shown in the drawings, the electrical connector of the present disclosure can be modified in various ways (eg, cylindrically shaped) without departing from the spirit, scope, and background of the present disclosure. It is to be understood that the present invention may have other modifications such as a position for placing the plug-in terminal, such as a line body structure and a wide flat line body structure. Further, those skilled in the art may variously change the parameters of the aspect indicated by the present disclosure, and they may all fall within the scope of the appended utility model registration claims and the concept and scope of the present disclosure. You will understand that.

Claims (21)

An electrical connector housing assembly,
A housing (401) with several insertion holes (402) for positioning the insertion terminals (100, 122); and a rear end of the housing (401) on the cover portion of the insertion hole (402) Rear end cap (600) provided to be removable with respect to
An electrical connector housing assembly comprising: There is a hole wall (404) between adjacent insertion holes (402);
A locking slot (408) is provided in at least a portion of the hole wall (404);
The electrical connector housing assembly according to claim 1, wherein all locking slots (408) form a transmission elongated groove (410) for receiving a connection line (101) of the plug-in terminal (100). There is a hole wall (404) between adjacent insertion holes (402);
The electrical connector housing assembly of claim 1, wherein at least a portion of the hole wall (404) is thinned to receive a branched connection line (131, 132) of the plug-in terminal (100). The electrical connector housing assembly of claim 1, wherein the rear end cap (600) covers the outside of the insertion hole (402) for securing and supporting the insertion terminal (100, 120). One or more blocks (601) are provided on the inner side of the rear end cap (600), and the block is an insertion terminal so that the insertion terminal (100, 120) cannot be pulled out from the insertion hole (402). The electrical connector housing assembly according to claim 4, wherein the electrical connector housing assembly abuts against (100, 120). The electrical connector of claim 4, wherein the rear cap (600) is provided with at least one groove (602), and the connecting line (121) of the plug-in terminal (120) passes through the groove (602). Housing assembly. In order to fix the rear end cap (600) to the housing (400), the rear end cap (600) is provided with a fixing structure (604, 605),
The fixing structure (604, 605) is adapted to fit with a fixing structure (701, 702) paired with the fixing structure (604, 605) provided in the housing (400). The electrical connector housing assembly according to Item 1. Locking legs (604, 605) are provided at both ends of the rear end cap (600),
The housing (401) is provided with holding blocks (701, 702),
The electrical connector housing assembly of claim 7, wherein the locking legs (604, 605) are snap-fitted to the retaining blocks (701, 702) to prevent the rear cap (600) from falling off. Reinforcing ribs (607, 608) for reinforcing the strength of the locking legs (604, 605) are provided at both ends of the rear end cap (600) and inside the locking legs (604, 605). An electrical connector housing assembly according to claim 8. 10. An electrical connector housing according to any of the preceding claims, wherein a plurality of insertion holes (402) having the same structure are provided for receiving plug terminals (100, 120) having the same connection. Assembly. An electrical connector,
Electrical connector housing assembly according to any of claims 1, 4, 5 and 7-9, and plug-in terminals (100, 120) plugged into plug-in holes (402)
An electrical connector comprising: The electrical connector according to claim 11, wherein the plug-in terminal (100, 120) comprises a connection line (101, 121). 13. The electrical connector according to claim 12, wherein the connection line (101) has a wide flat line body. There is a hole wall (404) between adjacent insertion holes (402);
A locking slot (408) is formed in at least a part of the hole wall to form a transmission long groove (410), and the connection line (101) is a front end provided in the transmission long groove (410). The electrical connector of claim 13, comprising: (301). The electrical connector according to claim 13, wherein the connection line (121) is an FFC wire. The electrical connector according to claim 12, wherein the connecting line (121) has a cylindrical line body. The electrical connector according to claim 14, wherein the rear cap (600) is provided with at least one groove (602) and the connecting line (121) passes through the locking slot. 12. The electrical connector according to claim 11, wherein the plug-in terminals (100, 120) are provided with connecting parts (102, 103, 122), and the connecting parts (102, 103, 122) are the same. The plug-in terminals (100, 120) have a first connection line (101) and a second connection line (121),
19. The electrical connector according to claim 18, wherein the first connection line (101) has a wide flat line body and the second connection line (121) has a cylindrical line body. There is a hole wall (404) between adjacent insertion holes (402);
A locking slot (408) is formed in at least a part of the hole wall to form a transmission long groove (410), and the first connection line (101) is a front end provided in the transmission long groove ( The electrical connector according to claim 19, comprising: 301). The electrical connector according to claim 20, wherein the rear end cap (600) is provided with at least one groove (602) and the second connection line (121) passes through the locking slot.

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